Test C: Alarm System Will Not Arm Or Disarm Using Remote Keyless Entry Transmitter Or Keyless Entry Keypad
WARNING: This page is about a different car, the 1997 Lincoln Mark VIII. However, it is still accessible from the selected car via links, so may be relevant.
- Using scan tester, perform On-Demand Self-Test on Steering Column/Ignition/Lighting (SCIL) module. If DTCs U1197, U1199 or U1222 exist, go to DTC TESTS in ANTI-THEFT SYSTEM - PASSIVE article. If DTCs U1197, U1199 or U1222 do not exist, go to next step.
- Lock and unlock all doors using keyless entry keypad and remote keyless entry transmitter. If door locks operate properly, go to next step. If door locks do not operate properly, go to KEYLESS ENTRY SYSTEM - REMOTE article for diagnosis of door locks.
- Ensure doors are fully closed and ignition is off. Open driver's door and note operation of anti-theft indicator light. Anti-theft indicator light is located on indicator light module at center of instrument panel. If anti-theft indicator light flashes, go to next step. If anti-theft indicator light does not flash, perform TEST B.
- Turn ignition on. Ensure all doors are fully closed. Turn ignition off. Open and close the driver's door. Press LOCK button on remote keyless entry transmitter and note operation of anti-theft indicator light.
- If anti-theft indicator light stays on for 30 seconds and then goes off, go to next step. If anti-theft indicator light does not stay on for 30 seconds and then go off, replace Driver's Door Module (DDM). The DDM is located inside driver's door and contains a 4-pin connector, 16-pin connector and a 22-pin connector. Retest system operation. If anti-theft alarm system is still inoperative, replace SCIL module. Retest system operation.
- Turn ignition on. Ensure all doors are fully closed. Turn ignition off. Open and close the driver's door. Lock doors using keyless entry keypad and note operation of anti-theft indicator light.
- If anti-theft indicator light stays on for 30 seconds and then goes off, anti-theft alarm system is operating properly at this time. If anti-theft indicator light does not stay on for 30 seconds and then go off, replace Driver's Door Module (DDM). The DDM is located inside driver's door and contains a 4-pin connector, 16-pin connector and a 22-pin connector. Retest system operation. If anti-theft alarm system is still inoperative, replace SCIL module. Retest system operation.